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ASN Lookup Tool
AS3662 Joint Universities Computer Centre Limited

An Autonomous System (AS) is a network (or collection of networks) that are all managed and supervised by a single entity or organisation. This tool provides a comprehensive ownership and connectivity report for any given AS number.

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ASN Lookup for:

AS3662

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ASN Extended Info API
BGP Active Prefixes API
ASN Details JSON View

ASN Details

ASN
AS3662
Organisation
Joint Universities Computer Centre Limited
AS Name
HARNET
IPv4 Addresses Announced
1,394
IPv4 Prefixes Announced
9
IPv6 Prefixes Announced
68
IPv4 Bogon Prefixes
0
IPv6 Bogon Prefixes
0
IPv4 Space Rank
#27,325 out of 75,562
Registry
Apnic
Registered Country
HK
Registration Date
NA
Registration Change
2021-07-09

Receiving From

ASN
Organisation
AS17824
Pacific One Net Ltd
AS4635
The Hong Kong Internet Exchange Limited
AS6939
Hurricane Electric LLC
AS4826
VOCUS PTY LTD
AS38195
SUPERLOOP (AUSTRALIA) PTY LTD
AS49544
i3D.net B.V
AS36236
NetActuate, Inc
AS140627
ONEQODE ASSETS PTY LTD
AS9002
RETN Limited
AS45474
NEXUSGUARD LIMITED
Showing 10 of 14 Results View More >

Transit To

ASN
Organisation
AS4528
The University of Hong Kong
AS4158
City University of Hong Kong
AS4616
The Hong Kong Polytechnic University
AS3363
Hong Kong University of Science and Technology
AS4605
Hong Kong Baptist University
AS3661
The Chinese University of Hong Kong
AS7650
Joint Universities Computer Centre Limited
AS7651
Joint Universities Computer Centre Limited
AS7577
Joint Universities Computer Centre Limited
AS17764
Hong Kong Metropolitan University
Showing 10 of 10 Results View More >

Active Prefixes IPv4

Prefix
Range From
Range To
Prefix 175.159.254.0/24
Range From 175.159.254.0
Range To 175.159.254.255
Prefix 192.245.196.0/24
Range From 192.245.196.0
Range To 192.245.196.255
Prefix 202.40.218.0/24
Range From 202.40.218.0
Range To 202.40.218.255
Prefix 202.40.221.0/24
Range From 202.40.221.0
Range To 202.40.221.255
Prefix 203.188.112.0/25
Range From 203.188.112.0
Range To 203.188.112.127
Prefix 203.188.112.160/27
Range From 203.188.112.160
Range To 203.188.112.191
Prefix 203.188.112.192/26
Range From 203.188.112.192
Range To 203.188.112.255
Prefix 203.188.117.0/24
Range From 203.188.117.0
Range To 203.188.117.255
Prefix 203.188.118.0/24
Range From 203.188.118.0
Range To 203.188.118.255

Active Prefixes IPv6

Prefix
Range From
Range To
Prefix 2001:ce0::/48
Range From 2001:ce0::
Range To 2001:ce0:0:ffff:ffff:ffff:ffff:ffff
Prefix 2001:ce0:1::/64
Range From 2001:ce0:1::
Range To 2001:ce0:1:0:ffff:ffff:ffff:ffff
Prefix 2001:ce0:1:1::/64
Range From 2001:ce0:1:1::
Range To 2001:ce0:1:1:ffff:ffff:ffff:ffff
Prefix 2001:ce0:1:10::/64
Range From 2001:ce0:1:10::
Range To 2001:ce0:1:10:ffff:ffff:ffff:ffff
Prefix 2001:ce0:1:100::/56
Range From 2001:ce0:1:100::
Range To 2001:ce0:1:1ff:ffff:ffff:ffff:ffff
Prefix 2001:ce0:1:1000::/52
Range From 2001:ce0:1:1000::
Range To 2001:ce0:1:1fff:ffff:ffff:ffff:ffff
Prefix 2001:ce0:1:11::/64
Range From 2001:ce0:1:11::
Range To 2001:ce0:1:11:ffff:ffff:ffff:ffff
Prefix 2001:ce0:1:12::/63
Range From 2001:ce0:1:12::
Range To 2001:ce0:1:13:ffff:ffff:ffff:ffff
Prefix 2001:ce0:1:14::/62
Range From 2001:ce0:1:14::
Range To 2001:ce0:1:17:ffff:ffff:ffff:ffff
Prefix 2001:ce0:1:18::/62
Range From 2001:ce0:1:18::
Range To 2001:ce0:1:1b:ffff:ffff:ffff:ffff
Showing 10 of 68 Results View More >